blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP4245575

EP4245575 - PNEUMATIC TIRE [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  18.07.2025
Database last updated on 28.03.2026
FormerGrant of patent is intended
Status updated on  10.03.2025
FormerRequest for examination was made
Status updated on  18.08.2023
FormerThe international publication has been made
Status updated on  06.01.2023
Most recent event   Tooltip20.03.2026Lapse of the patent in a contracting state
New state(s): RO		published on 22.04.2026 [2026/17]
Applicant(s)For all designated states
BRIDGESTONE CORPORATION
1-1, Kyobashi 3-chome
Chuo-ku
Tokyo 104-8340 / JP
[2023/38]
Inventor(s)01 / OSAKA, Takashi
Tokyo 104-8340 / JP
 [2023/38]
Representative(s)Marks & Clerk LLP
15 Fetter Lane
London EC4A 1BW / GB
[2023/38]
Application number, filing date21948476.328.10.2021
[2023/38]
WO2021JP39893
Priority number, dateJP2021010974430.06.2021         Original published format: JP 2021109744
[2023/38]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023276173
Date:05.01.2023
Language:JA
[2023/01]
Type: A1 Application with search report 
No.:EP4245575
Date:20.09.2023
Language:EN
[2023/38]
Type: B1 Patent specification 
No.:EP4245575
Date:20.08.2025
Language:EN
[2025/34]
Search report(s)International search report - published on:JP05.01.2023
(Supplementary) European search report - dispatched on:EP29.05.2024
ClassificationIPC:B60C19/00, G06K19/077, H01Q1/22, H01Q1/24, H01Q1/38, H01Q21/28, // B60C13/00
[2025/13]
CPC:
B60C19/00 (EP,US); B60C13/00 (EP); G06K19/07764 (EP);
H01Q1/2241 (EP); H01Q1/248 (EP); H01Q1/38 (EP);
H01Q21/28 (EP) (-)
Former IPC [2024/27]B60C19/00, G06K19/077, H01Q1/22, // B60C13/00
Former IPC [2023/38]B60C19/00
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2023/38]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:LUFTREIFEN[2023/38]
English:PNEUMATIC TIRE[2023/38]
French:PNEUMATIQUE[2023/38]
Entry into regional phase14.06.2023Translation filed 
14.06.2023National basic fee paid 
14.06.2023Search fee paid 
14.06.2023Designation fee(s) paid 
14.06.2023Examination fee paid 
Examination procedure14.06.2023Examination requested  [2023/38]
30.07.2024Amendment by applicant (claims and/or description)
30.07.2024Date on which the examining division has become responsible
11.03.2025Communication of intention to grant the patent
10.07.2025Fee for grant paid
10.07.2025Fee for publishing/printing paid
10.07.2025Receipt of the translation of the claim(s)
Fees paidRenewal fee
24.10.2023Renewal fee patent year 03
25.10.2024Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipBG20.08.2025
ES20.08.2025
FI20.08.2025
HR20.08.2025
LV20.08.2025
NL20.08.2025
PL20.08.2025
RO20.08.2025
SE20.08.2025
NO20.11.2025
RS20.11.2025
GR21.11.2025
IS20.12.2025
PT22.12.2025
[2026/17]
Former [2026/11]BG20.08.2025
ES20.08.2025
FI20.08.2025
HR20.08.2025
LV20.08.2025
NL20.08.2025
PL20.08.2025
SE20.08.2025
NO20.11.2025
RS20.11.2025
GR21.11.2025
IS20.12.2025
PT22.12.2025
Former [2026/10]BG20.08.2025
FI20.08.2025
HR20.08.2025
LV20.08.2025
NL20.08.2025
PL20.08.2025
SE20.08.2025
NO20.11.2025
RS20.11.2025
GR21.11.2025
IS20.12.2025
PT22.12.2025
Former [2026/09]FI20.08.2025
HR20.08.2025
LV20.08.2025
NL20.08.2025
SE20.08.2025
NO20.11.2025
GR21.11.2025
IS20.12.2025
PT22.12.2025
Former [2026/08]FI20.08.2025
HR20.08.2025
NL20.08.2025
NO20.11.2025
IS20.12.2025
PT22.12.2025
Former [2026/07]IS20.12.2025
Documents cited:Search[XY] EP1598220  (MICHELIN SOC TECH et al.) [X] 1,2,4 * paragraphs [0009] , [0 20] , [0 25]; figure 1B *[Y] 3
 [X] EP1552968  (YOKOHAMA RUBBER CO LTD et al.) [X] 1,2,4 * paragraphs [0015] , [0 16] , [0 25] , [0 26]; figure 4 *
 [X] EP3632711  (TOYO TIRE CORP et al.) [X] 1,4 * paragraph [0065]; figures 1-11 *
 [Y] WO2021014278  (BRIDGESTONE EUROPE NV SA et al.) [Y] 3 * figure 1; claims 1, 4, 7 *
International search[X] JP2005335384  (MICHELIN SOC TECH et al.) [X] 1, 3-4 * claims, paragraphs [0014]-[0027], fig. 1 *
 [X] JP2005216077  (BRIDGESTONE CORP et al.) [X] 1-4 * claims, paragraphs [0009]-[0013], fig. 1 *
 [A] JP2015223918  (BRIDGESTONE CORP et al.) [A] 1-4 * entire text *
 [A] JP2017132292  (BRIDGESTONE CORP et al.) [A] 1-4 * entire text *
 [A] JP2021037907  (PHOENIX SOLUTION CO LTD et al.) [A] 1-4 * entire text *
 [A] JP2020185975  (TOYO TIRE & RUBBER CO et al.) [A] 1-4 * entire text *
 [A] JP2021046057  (SUMITOMO RUBBER IND et al.) [A] 1-4 * entire text *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.